SWITCH VENDOR TYPE DESCRIPTION
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1AES AT&T Analog No. 1A ESS
1ES AT&T Analog No. 1 ESS
2BES AT&T Analog No. 2B ESS
2ES AT&T Analog No. 2 ESS
3ES AT&T Analog No. 3 ESS
3XB AT&T E/M No. 3 Cross-Bar
4ES AT&T Digital No. 4 ESS
5AXB AT&T E/M No. 5A Cross-Bar
5ES AT&T Digital No. 5 ESS
5ORM AT&T Digital Optical Remote Module
5RSM AT&T Digital Remote Switching Module
5XB AT&T E/M No. 5 Cross-Bar
AXE10 Ericsson Digital Stand Alone or Host
AXRSS Ericsson Digital Remote
DGTL Digital Generic Digital Switch
DMS1/200 NTI Digital DMS 100/200
DMS10 NTI Digital DMS 10
DMS100 NTI Digital DMS 100
DMS200 NTI Digital DMS 200
DPN NTI Packet Packet Switch
EDX Siemens Packet Packet Switch
NC23 NEC E/M NEC Cross-Bar
NEAX61E NEC Digital NEC switch
RLCM NTI Digital Remote Line Conc Module
RLCM-10 NTI Digital Remote Line Conc Module
RLM NTI Digital Remote Line Module
RSC NTI Digital Remote Switching Center
RSCI NTI Digital ISDN RSC
RSLE NTI Digital Remote Subscr Line Equip
RSM Digital Remote Switching Module
RSS AT&T Analog Remote Switching System
RSU Digital Generic Remote Switching Unit
SXS AT&T E/M Step by Step